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Ambarella

303 hedge funds and large institutions have $2.32B invested in Ambarella in 2025 Q2 according to their latest regulatory filings, with 58 funds opening new positions, 108 increasing their positions, 105 reducing their positions, and 50 closing their positions.

New
Increased
Maintained
Reduced
Closed

more funds holding in top 10

Funds holding in top 10:

more capital invested

Capital invested by funds: $ → $

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding

Funds holding:

5% more call options, than puts

Call options by funds: $64.4M | Put options by funds: $61.2M

3% more repeat investments, than reductions

Existing positions increased: 108 | Existing positions reduced: 105

0.22% less ownership

Funds ownership: 83.06%82.84% (-0.22%)

Holders
303
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
6
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$64.4M
Puts
$61.2M
Net Calls
Net Calls Change

Top Buyers

1 +$58.3M
2 +$29.5M
3 +$21.9M
4
Vanguard Group
Vanguard Group
Pennsylvania
+$16.7M
5
Citadel Advisors
Citadel Advisors
Florida
+$12.4M
Name Holding Trade Value Shares
Change
Change in
Stake
101
$1.61M
102
$1.57M
103
$1.55M
104
$1.49M
105
$1.46M
106
$1.45M
107
$1.44M
108
$1.42M
109
$1.42M
110
$1.39M
111
$1.39M
112
$1.37M
113
$1.36M
114
$1.33M
115
$1.3M
116
$1.28M
117
$1.27M
118
$1.22M
119
$1.21M
120
$1.18M
121
$1.16M
122
$1.14M
123
$1.13M
124
$1.09M
125
$1.07M